<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
        "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
    <meta content="text/html;charset=utf-8" http-equiv="content-type"/>
    <title>Hello CSS!</title>
    <style type="text/css">
        body {
            margin: 0px;
            padding: 0px;
        }

        #div01 {
            border: 1px solid blue;
            background-color: yellow;
            text-align: center;
            vertical-align: middle;
            min-height: 80px;
            width: 200px;
            cursor: help;
            visibility: hidden;
        }

        #div02 {
            border: 1px solid red;
            background-color: brown;
            height: 100px;
            width: 200px;
        }

        #img01 {
            border: 1px solid purple;
            width: 100px;
            height: 100px;
            filter: blur(10px);
            -webkit-filter: blur(10px);
            -ms-filter: blur(10px);
        }

        #img02 {
            border: 1px solid purple;
            width: 100px;
            height: 100px;
        }
    </style>
</head>
<body id="Body">
<div id="div01">Hello CSS!</div>
<div id="div02">Hello CSS!</div>
<img id="img01" src="./images/monster.png"/>
<img id="img02" src="./images/monster.png"/>
</body>
